IP-284, IP-287, IP-286, IP-285: created relevant files

app/BusinessLogicLayer/Solution/SolutionManager.php

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+<?php
+
+namespace App\BusinessLogicLayer\Solution;
+
+class SolutionManager {
+    public function __construct() {}
+}

app/BusinessLogicLayer/Solution/SolutionStatusManager.php

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+<?php
+
+namespace App\BusinessLogicLayer\Solution;
+
+use App\Repository\Solution\SolutionStatusLkpRepository;
+
+class SolutionStatusManager {
+    protected SolutionStatusLkpRepository $solutionStatusLkpRepository;
+
+    public function __construct(SolutionStatusLkpRepository $solutionStatusLkpRepository) {
+        $this->solutionStatusLkpRepository = $solutionStatusLkpRepository;
+    }
+
+    public function getAllSolutionStatusesLkp() {
+        return $this->solutionStatusLkpRepository->all();
+    }
+}

app/BusinessLogicLayer/Solution/SolutionTranslationManager.php

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+<?php
+
+namespace App\BusinessLogicLayer\Solution;
+
+class SolutionTranslationManager {
+    public function __construct() {}
+}

app/Http/Controllers/Solution/SolutionController.php

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+<?php
+
+namespace App\Http\Controllers\Solution;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+
+class SolutionController extends Controller {
+    /**
+     * Display a listing of the resource.
+     */
+    public function index() {
+        //
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     */
+    public function create() {
+        //
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request) {
+        //
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     */
+    public function edit(string $id) {
+        //
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, string $id) {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(string $id) {
+        //
+    }
+}

app/Repository/Solution/SolutionRepository.php

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+<?php
+
+namespace App\Repository\Solution;
+
+use App\Models\Solution\Solution;
+use App\Repository\Repository;
+
+class SolutionRepository extends Repository {
+    /**
+     * {@inheritDoc}
+     */
+    public function getModelClassName() {
+        return Solution::class;
+    }
+}

app/Repository/Solution/SolutionStatusLkpRepository.php

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+<?php
+
+namespace App\Repository\Solution;
+
+use App\Models\Solution\SolutionStatusLkp;
+use App\Repository\Repository;
+
+class SolutionStatusLkpRepository extends Repository {
+    /**
+     * {@inheritDoc}
+     */
+    public function getModelClassName() {
+        return SolutionStatusLkp::class;
+    }
+}

app/Repository/Solution/SolutionTranslationRepository.php

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+<?php
+
+namespace App\Repository\Solution;
+
+use App\Models\Solution\SolutionTranslation;
+use App\Repository\Repository;
+
+class SolutionTranslationRepository extends Repository {
+    /**
+     * {@inheritDoc}
+     */
+    public function getModelClassName() {
+        return SolutionTranslation::class;
+    }
+}

app/ViewModels/Solution/CreateEditSolution.php

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+<?php
+
+namespace App\ViewModels\Solution;
+
+class CreateEditSolution {}

resources/views/backoffice/management/solution/create-edit/form-page.blade.php

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+@extends('backoffice.layout')
+
+@section('content-header')
+    <h1>{{ $viewModel->isEditMode() ? 'Edit' : 'Create' }}
+        Problem {{ $viewModel->isEditMode() ? ': ' . $viewModel->problem->defaultTranslation->name : '' }}
+        <small class="font-weight-light">(required fields are marked with <span class="red">*</span>)</small></h1>
+@endsection
+
+@push('css')
+    @vite('resources/assets/sass/problem/create-edit-problem.scss')
+@endpush
+
+@section('content')
+
+    <form id="problem-form" enctype="multipart/form-data" method="POST"
+          action="{{ $viewModel->isEditMode() ? route('problems.update', $viewModel->problem) : route('problems.store') }}">
+
+        @if($viewModel->isEditMode())
+            @method('PUT')
+        @endif
+
+        @csrf
+
+        <div class="container-fluid p-0">
+            <ul class="nav nav-tabs mt-4" id="myTab" role="tablist">
+                <li class="nav-item" role="presentation">
+                    <a class="nav-link active" id="basic-details-tab" data-toggle="tab" href="#basic-details" role="tab"
+                       aria-controls="basic-details" aria-selected="true">Basic Details</a>
+                </li>
+                <li class="nav-item" role="presentation">
+                    <a class="nav-link" id="translations-tab" data-toggle="tab" href="#translations" role="tab"
+                       aria-controls="translations" aria-selected="false">Translations</a>
+                </li>
+            </ul>
+            <div class="tab-content " id="myTabContent">
+                <div class="tab-pane fade show active " id="basic-details" role="tabpanel"
+                     aria-labelledby="basic-details-tab">
+                    @include('backoffice.management.problem.create-edit.partials.basic-details')
+
+                </div>
+                <div class="tab-pane fade " id="translations" role="tabpanel" aria-labelledby="translations-tab">
+                    @include('backoffice.management.problem.create-edit.partials.translations')
+                </div>
+            </div>
+            <div>
+                <div class="container-fluid p-0">
+                    <div class="row p-0">
+                        <div class="col-lg-2 col-md-3 col-sm-12">
+                            <input class="btn btn-primary btn-slim w-100 mb-3"
+                                   id="submit-form"
+                                   type="submit" value="Save">
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </form>
+
+@endsection
+
+@push('scripts')
+    @vite('resources/assets/js/problem/manage-problem.js')
+@endpush

resources/views/backoffice/management/solution/create-edit/partials/basic-details.blade.php

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+<div class="row">
+    <div class="col-sm-12">
+        <div class="card">
+            <div class="card-body">
+
+                <div class="form-row">
+                    <div class="form-group col-sm-12">
+                        <label for="problem-owner-project">Project the problem belongs to (<span
+                                    class="red">*</span>)</label>
+                        <select
+                                id="problem-owner-project"
+                                name="problem-owner-project"
+                                class="form-control {{ $errors->has('problem-owner-project') ? 'is-invalid' : '' }}"
+                                required
+                                {{ $errors->has('problem-owner-project') ? 'aria-describedby="problem-owner-project-feedback"' : '' }}
+                        >
+                            <option disabled selected value="">Choose...</option>
+                            @foreach ($viewModel->projects as $project)
+                                <option
+                                        @if ($viewModel->problem->project_id == $project->id || old('problem-owner-project') == $project->id)
+                                            selected
+                                        @endif
+                                        value="{{ $project->id }}"
+                                >
+                                    {{ $project->defaultTranslation->name }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <div id="problem-owner-project-feedback" class="invalid-feedback">
+                            <strong>{{ $errors->first('problem-owner-project') }}</strong></div>
+                    </div>
+                </div>
+
+                <div class="form-row">
+                    <div class="form-group col-sm-12">
+                        <label for="problem-default-language">Problem Default Language (<span
+                                    class="red">*</span>)</label>
+                        <select
+                                id="problem-default-language"
+                                name="problem-default-language"
+                                class="form-control {{ $errors->has('problem-default-language') ? 'is-invalid' : '' }}"
+                                required
+                        >
+                            @foreach ($viewModel->languagesLkp as $language)
+                                <option
+                                        @if ($viewModel->shouldLanguageBeSelected($language))
+                                            selected
+                                        @endif
+                                        value="{{ $language->id }}"
+                                >
+                                    {{ $language->language_name }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <div id="problem-default-language-feedback" class="invalid-feedback">
+                            <strong>{{ $errors->first('problem-default-language') }}</strong></div>
+                    </div>
+                </div>
+
+                <div class="form-row">
+                    <div class="form-group col-sm-12">
+                        <label for="problem-title">Problem Default Title (<span class="red">*</span>)</label>
+                        <input type="text"
+                               id="problem-title"
+                               name="problem-title"
+                               class="form-control {{ $errors->has('problem-title') ? 'is-invalid' : '' }}"
+                               required
+                               placeholder="Problem Title"
+                               maxlength="100"
+                               {{ $errors->has('problem-title') ? 'aria-describedby="problem-title-feedback"' : '' }}
+                               value="{{ old('problem-title') ? old('problem-title') : $viewModel->problem->defaultTranslation->title }}"
+                        >
+                        <div id="problem-title-feedback" class="invalid-feedback">
+                            <strong>{{ $errors->first('problem-title') }}</strong></div>
+                    </div>
+                </div>
+
+                <div class="form-row">
+                    <div class="form-group col-sm-12">
+                        <label for="problem-description">Problem Default Description (<span
+                                    class="red">*</span>)</label>
+                        <textarea
+                                id="problem-description"
+                                name="problem-description"
+                                class="form-control {{ $errors->has('problem-description') ? 'is-invalid' : '' }}"
+                                required
+                                rows="6"
+                                placeholder="Problem Description"
+                                maxlength="400"
+                            {{ $errors->has('problem-description') ? 'aria-describedby="problem-description-feedback"' : '' }}
+                        >{{ old('problem-description') ? old('problem-description') : $viewModel->problem->defaultTranslation->description }}</textarea>
+                        <div id="problem-description-feedback" class="invalid-feedback">
+                            <strong>{{ $errors->first('problem-description') }}</strong></div>
+                    </div>
+                </div>
+
+                <div class="form-row">
+                    <div class="form-group col-sm-12">
+                        <label for="problem-status">Problem Status (<span class="red">*</span>)</label>
+                        <select
+                                id="problem-status"
+                                name="problem-status"
+                                class="form-control {{ $errors->has('problem-status') ? 'is-invalid' : '' }}"
+                                required
+                                {{ $errors->has('problem-status') ? 'aria-describedby="problem-status-feedback"' : '' }}
+                        >
+                            @foreach ($viewModel->problemStatusesLkp as $status)
+                                <option
+                                        @if ($viewModel->problem->status_id == $status->id || old('problem-status') == $status->id)
+                                            selected
+                                        @endif
+                                        value="{{ $status->id }}"
+                                >
+                                    {{ $status->title }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <div id="problem-status-feedback" class="invalid-feedback">
+                            <strong>{{ $errors->first('problem-status') }}</strong></div>
+                    </div>
+                </div>
+
+                @if($viewModel->isEditMode())
+                    <div class="form-row">
+                        <div class="form-group col-sm-12">
+                            <label for="problem-slug">Problem Slug (<span class="red">*</span>)
+                                <span class="text-sm explanation-text">
+                                    (It defines the problems's url, for example:
+                                    <ul>
+                                        <li><i>For english | https://crowdsourcing.ecas.org/en/project-slug/problem-slug</i></li>
+                                        <li><i>For greek | https://crowdsourcing.ecas.org/gr/project-slug/problem-slug</i></li>
+                                        <li><i>For dutch | https://crowdsourcing.ecas.org/nl/project-slug/problem-slug</i></li>
+                                    </ul>
+                                    The slug must be unique and can contain only letters, numbers, and dashes.)
+                                </span>
+                            </label>
+                            <input type="text"
+                                   id="problem-slug"
+                                   name="problem-slug"
+                                   class="form-control {{ $errors->has('problem-slug') ? 'is-invalid' : '' }}"
+                                   required
+                                   placeholder="Problem Slug"
+                                   maxlength="111"
+                                   value="{{ old('problem-slug') ? old('problem-slug') : $viewModel->problem->slug }}"
+                            >
+                            <div id="problem-slug-feedback" class="invalid-feedback">
+                                <strong>{{ $errors->first('problem-slug') }}</strong></div>
+                        </div>
+                    </div>
+                @endif
+
+                <div class="form-row js-image-input-container">
+                    <div class="col-sm-12">
+                        <div class="form-group input-file-wrapper">
+                            <label for="problem-image">Problem Image (max-size: 2MB)</label></label>
+                            <small>In order to update the currently selected image, please choose a new image by
+                                clicking the button below.</small><br>
+                            <input type="file"
+                                   id="problem-image"
+                                   name="problem-image"
+                                   class="form-control p-2 h-auto {{ $errors->has('problem-image') ? 'is-invalid' : '' }} js-image-input"
+                                   accept="image/png,image/jpeg,image/jpg"
+                                   placeholder="Problem Image"
+                            >
+                            <div id="problem-image-feedback" class="invalid-feedback">
+                                <strong>{{ $errors->first('problem-image') }}</strong></div>
+                        </div>
+                        <div class="image-preview-container">
+                            <img
+                                    loading="lazy"
+                                    class="selected-image-preview js-selected-image-preview"
+                                    src="{{ $viewModel->problem->img_url ? asset($viewModel->problem->img_url) : '/images/problem_default_image.png' }}"
+                                    alt="">
+                        </div>
+                    </div>
+                </div>
+
+            </div>
+        </div>
+    </div>
+</div>